Home / 1,053,785.70-1,580,680.98-607,423.86

Finding the Fourth Proportional to 1,053,785.70, 1,580,680.98 and 607,423.86

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Solution

The fourth proportional to 1,053,785.70, 1,580,680.98 and 607,423.86 is: 911,137.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,785.70 : 1,580,680.98 = 607,423.86 : x
  2. Step 2: Convert to fraction form
    1,053,785.70/1,580,680.98 = 607,423.86/x
  3. Step 3: Cross multiply
    1,053,785.70x = 1,580,680.98 × 607,423.86
  4. Step 4: Simplify right side
    1,053,785.70x = 960,143,342,300.18
  5. Step 5: Solve for x
    x = 960,143,342,300.18/1,053,785.70
  6. Step 6: Final answer
    x = 911,137.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.